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Searched refs:kzalloc (Results 1 – 17 of 17) sorted by relevance

/DragonOS-0.1.5/kernel/src/libs/
Dwait_queue.c26 wait_queue_node_t *wait = (wait_queue_node_t *)kzalloc(sizeof(wait_queue_node_t), 0); in wait_queue_sleep_on()
42 wait_queue_node_t *wait = (wait_queue_node_t *)kzalloc(sizeof(wait_queue_node_t), 0); in wait_queue_sleep_on_unlock()
57 wait_queue_node_t *wait = (wait_queue_node_t *)kzalloc(sizeof(wait_queue_node_t), 0); in wait_queue_sleep_on_interriptible()
Dmutex.c41 …struct mutex_waiter_t *waiter = (struct mutex_waiter_t *)kzalloc(sizeof(struct mutex_waiter_t), 0); in mutex_lock()
Didr.c101 new_one = kzalloc(sizeof(struct idr_layer), gfp_mask); // 默认清空? in idr_preload()
850 bitmap = kzalloc(sizeof(struct ida_bitmap), gfp_mask); in ida_preload()
Dlz4.c206 #define ALLOC_AND_ZERO(s) kzalloc(s, 0)
/DragonOS-0.1.5/kernel/src/sched/
Dcompletion.c279 struct completion *one_to_one = kzalloc(sizeof(struct completion) * N, 0); in __test_completion()
280 struct completion *one_to_many = kzalloc(sizeof(struct completion), 0); in __test_completion()
281 struct completion *waiter_many_to_one = kzalloc(sizeof(struct completion) * N, 0); in __test_completion()
282 struct completion *worker_many_to_one = kzalloc(sizeof(struct completion) * N, 0); in __test_completion()
283 struct __test_data *waiter_data = kzalloc(sizeof(struct __test_data) * N, 0); in __test_completion()
284 struct __test_data *worker_data = kzalloc(sizeof(struct __test_data) * N, 0); in __test_completion()
335 struct completion *cmpl = kzalloc(sizeof(struct completion), 0); in completion_alloc()
/DragonOS-0.1.5/kernel/src/common/
Dwait_queue.h69 wait_queue_node_t *wait = (wait_queue_node_t *)kzalloc(sizeof(wait_queue_node_t), 0); \
73 wait_queue_node_t *wait = (wait_queue_node_t *)kzalloc(sizeof(wait_queue_node_t), 0); \
/DragonOS-0.1.5/docs/kernel/core_api/
Dallocate-memory.md7 …()`函数进行分配。并且，出于安全起见，除非内存在分配后一定会被覆盖，且您能确保内存中的脏数据一定不会对程序造成影响，在其余情况下，我们建议使用`kzalloc()`进行内存分配，它将会在`kma…
Dmm-api.md27 ### `void *kzalloc(unsigned long size, gfp_t gfp)`
52   请不要通过这个函数释放那些不是从`kmalloc()`或`kzalloc()`申请的内存，否则将会导致系统崩溃。
/DragonOS-0.1.5/kernel/src/process/
Dkthread.c54 struct kthread_create_info_t *create = kzalloc(sizeof(struct kthread_create_info_t), 0); in __kthread_create_on_node()
95 char *full_name = kzalloc(1024, 0); in __kthread_create_on_node()
298 struct kthread_info_t *kt = kzalloc(sizeof(struct kthread_info_t), 0); in kthread_set_worker_private()
Dprocess.c168 void *buf = kzalloc(PAGE_4K_SIZE, 0); in process_load_elf_file()
337 void *buf3 = kzalloc(PAGE_4K_SIZE, 0); in process_load_elf_file()
Dfork.c40 tsk = (struct process_control_block *)kzalloc(STACK_SIZE, 0); in do_fork()
/DragonOS-0.1.5/kernel/src/mm/
Dslab.h69 static __always_inline void *kzalloc(size_t size, gfp_t gfp) in kzalloc() function
Dmm.c680 struct Page *p = (struct Page *)kzalloc(sizeof(struct Page), 0); in __create_mmio_page_struct()
/DragonOS-0.1.5/docs/kernel/sched/
Dc_waiting.md99 | DECLARE_WAIT_ALLOC(name, pcb) | 使用`kzalloc`声明一个wait_queue节点，同时把pcb所代表的进程与该节点绑定，请记得使用kfree释放空间 |
100 | DECLARE_WAIT_ALLOC_SELF(name) | 使用`kzalloc`声明一个wait_queue节点，同时当前进程(即自身进程)与该节点绑定，请记得使用kfree释放…
/DragonOS-0.1.5/kernel/src/
Dmain.c102 uchar *ptr = (uchar *)kzalloc(STACK_SIZE, 0) + STACK_SIZE; in system_initialize()
/DragonOS-0.1.5/kernel/src/driver/usb/xhci/
Dxhci.c896 uint64_t device_context_vaddr = (uint64_t)kzalloc(xhci_hc[id].context_size * 32, 0); in xhci_initialize_slot()
1009 uint64_t input_ctx_buffer = (uint64_t)kzalloc(xhci_hc[id].context_size * 33, 0); in xhci_set_address()
1244 (uint64_t)kzalloc(16, 0); // 本来是要申请4bytes的buffer的，但是因为xhci控制器需要16bytes对齐，因此申请16bytes in xhci_control_in()
1252 data_buf_vaddr = (uint64_t)kzalloc(packet->length, 0); in xhci_control_in()
1316 uint64_t status_buf_vaddr = (uint64_t)kzalloc(16, 0); in xhci_control_out()
1325 data_buf_vaddr = (uint64_t)kzalloc(packet->length, 0); in xhci_control_out()
1736 uint64_t input_ctx_buffer = (uint64_t)kzalloc(xhci_hc[id].context_size * 33, 0); in xhci_configure_endpoint()
1812 full_conf = kzalloc(conf_desc.total_len, 0); in xhci_configure_port()
1856 void *hid_report_data = kzalloc(hid_desc->report_desc_len, 0); in xhci_configure_port()
2182 xhci_hc[cid].dcbaap_vaddr = (uint64_t)kzalloc(2048, 0); // 分配2KB的设备上下文地址数组空间 in xhci_init()
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/DragonOS-0.1.5/kernel/src/driver/mouse/
Dps2_mouse.c204 …ps2_mouse_buf_ptr = (struct ps2_mouse_input_buffer *)kzalloc(sizeof(struct ps2_mouse_input_buffer)… in ps2_mouse_init()